linux-kernel - Re: [PATCH v3] arch/microblaze: add support for get

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Message-ID: <CAHk-=wg7BwJ7jFXxj5ZOU5VOw4Eg74TpTzip4P+LEJTYbZVhng@mail.gmail.com>
Date:   Sun, 1 Sep 2019 21:58:07 -0700
From:   Linus Torvalds <torvalds@...ux-foundation.org>
To:     Randy Dunlap <rdunlap@...radead.org>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Al Viro <viro@...iv.linux.org.uk>,
        "Steven J. Magnani" <steve@...idescorp.com>,
        Michal Simek <monstr@...str.eu>,
        Jason Gunthorpe <jgg@...lanox.com>,
        Leon Romanovsky <leonro@...lanox.com>,
        Doug Ledford <dledford@...hat.com>,
        Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH v3] arch/microblaze: add support for get_user() of size 8 bytes

On Sun, Sep 1, 2019 at 7:10 PM Randy Dunlap <rdunlap@...radead.org> wrote:
>
> I guess we need a way to coerce that to call get_user_1(),
> such as a typecast.  This _seems_ to work (i.e., call get_user_1()):

No, I oversimplified.

Try this slightly modified patch instead.

                 Linus

View attachment "patch.diff" of type "text/x-patch" (2168 bytes)